<!DOCTYPE html>
<html>
<head>
    <title>CSSOM View - 4.2 - screen.width immutability</title>
    <link rel="author" title="Neils Christoffersen" href="mailto:neils.christoffersen@gmail.com">
    <link rel="help" href="http://www.w3.org/TR/cssom-view/#the-screen-interface">
    <meta name="flags" content="dom">
    <meta name="assert" content="screen.width is immutable"> 
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script> 
</head>
<body>
    <div id="myDiv"></div>
    <div id="log"></div>
    <script>
		var originalVal = window.screen.width;
		
		// try to set window.screen.width
		window.screen.width = 0;

		// verify window.screen.width didn't change
        test(function() {
			assert_equals(window.screen.width, originalVal,	"window.screen.width should be immutable")
		}, "immutability test");		
    </script>    
</body>
</html>
